Nta:
1.Ntau temperate resistant nrog zoo refractoriness
2.Kev ua tau zoo nyob rau hauv high temp refractoriness nyob rau hauv load
3.Excellent kuj nyob rau hauv slag abrasion
4. Ntau qhov ntom ntom
5.Lower pom porosity
6.Lower impurity cov ntsiab lus
Yam khoom | Qib 91 | Qib 92 | Qib 93 | Qib 94 | Qib 97 |
MgO, % ≥ | 91 | 92 | 93 | 94.5 | 97 |
SiO2, % ≤ | 4 | 3.5 | 2.5 | 2 | 2 |
Fe2O3, % ≤ | 1.3 | - | - | 1.2 | 1.2 |
CaO, % ≤ | 2.5 | 2.5 | 2 | 1.8 | 1.8 |
Pom tseeb Porosity, % ≤ | 18 | 18 | 18 | 18 | 18 |
Qhov ntom ntom, g / cm3 ≥ | 2.86 | 2.9 | 2.95 | 2.92 | 2.95 |
Txias Crushing zog Mpa, ≥ | 60 | 60 | 50 | 60 | 60 |
0.2Mpa Refractoriness Nyob rau hauv Load T0.6 ℃ |
≥1570 | ≥1560 | ≥1620 | ≥1650 | ≥1700 |
Thermal Shock Resistances 100 ℃ dej cycles | ≥18 | ≥18 | ≥18 | ≥18 | ≥18 |